代码里有很完整的注释和解释，基于分段非线性权重值的Pso算法，包括最后计算压缩图像的峰值信噪比和压缩效果的源码。- Code, there are very complete notes and explanations Based on piecewise nonlinear weight value Pso algorithm, Including the final calculation of the compressed image peak signal to noise ratio